Charming RGB backlight with elegant keycap legends helps to type in dime environment, you can also choose static color backlight mode. Durable Gateron G Pro mechanical switch with 50 million keystroke lifespan, providing unrivaled tactile responsiveness on the brown switch. K2 can last up to 72 hours typing, or up to 7 days normal use (count 8hrs per day) with a 4000 mAh big battery, which is one of the biggest in mechanical keyboard. N-key rollover (NKRO) on wired mode or 6KRO on wireless mode. With a unique Mac layout, K2 gaming keyboard has all necessary Mac function keys, while compatible with Windows. Extra keycaps for both Windows and Mac operating system are included. Connects with up to 3 devices via Bluetooth and switch among them easily. With the latest Broadcom Bluetooth 5.1 chipset, the K2 is best to fit home, office and light gaming use while connecting with your smartphone, laptop and iPad. It also has wired mode with USB Type-C connection. A 75% layout (84-key) RGB backlight compact Bluetooth mechanical keyboard. The ultimate keyboard that retains shortcut and arrow keys. Inclined bottom frame makes the K2 more comfortable to type even without a palm rest.